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9.6
CVE-2026-113078: Google Chrome before 156 can let attackers run code
CVE-2026-113078 · published 15 days ago
Summary
Versions of Google Chrome and the Chromium browser that are older than 156.0.8078.47 may allow a malicious web page to break out of the browser's built‑in protection and run unwanted programs on the computer. Update Chrome or Chromium to the latest version to close this gap and keep the system safe.
What to do
- Update debian chromium to version 156.0.8078.47-1~deb12u1.
- Update debian chromium to version 156.0.8078.47-1~deb13u1.
- Update debian chromium to version 156.0.8078.47-1.
- Update google chrome to version 156.0.8078.47 or later.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| – | chrome | < 156.0.8078.47 | |
| Debian:12 | debian | chromium |
< 156.0.8078.47-1~deb12u1 Fix: upgrade to 156.0.8078.47-1~deb12u1
|
| Debian:13 | debian | chromium |
< 156.0.8078.47-1~deb13u1 Fix: upgrade to 156.0.8078.47-1~deb13u1
|
| Debian:14 | debian | chromium |
< 156.0.8078.47-1 Fix: upgrade to 156.0.8078.47-1
|
Original advisory text
Race condition in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox vi...
Race condition in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker full control
Severity
9.6
Critical
Type
CWE-20Improper Input Validation
CWE-367Time-of-check Time-of-use (TOCTOU) Race Condition
Timeline
Published20 Oct 2026
Updated4 Nov 2026
First seen20 Oct 2026
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